Embedded. / Successively fitted one inside another. / (lexicography) (Of a lexical item) contained within a dictionary entry as a subordinate term of the main headword.

simple past tense and past participle of nest

The process by which a bird nests. / (programming) The enclosure of one loop, block, etc. of code inside another.

plural of nestful

(education) Initialism of native English-speaking teacher.

plural of crow's nest

plural of empty nest

plural of mare's nest

plural of hornets' nest

plural of love nest